Friesia X, 4-5

215 -
Fig. 4. Carbosphaerella leptosphaerioides. Perithecia on grains of sand.
The mycelium originates from a piece of driftwood approx. 0.5 cm below
the surfaee of the sand. - Grønhøj 26.8.1967. X 60.
67-90 X 45-60 Il, pyriform (stalk 12 Il), unitunicate, 8-spored. No
paraphyses observed. Ascospores 4-celled, 36-42 X 20-24 u , terminal
cells small, hyaline, central cells brown when ripe (Fig. 3b). Spores
with subterminal gelatinous covering wavy, 4 Il thick.
Solitary or gregarious on the surface of driftwood, or grains of
sand in associat ion with wood. On driftwood collected directly from
the sea and placed in a moist chamber.
Substrate.
Abies) Picea, Pinus and other conifers. Quercus.
Collections.
Jutland, Grønhøj 26.8.67 (2); 7.12.68 (1); Sealand, Hundested 2.4.69 (1);
Jutland, Grønhøj 5.4.69 (5); 30.3 .70 (1); 25.8.71 (1); 21.3.72 (1).
3. Ceriosporopsis calyptrata KOHLM.
Lit.: Nova Hedwigia 2: 301, 1960.
Halosp haeriae eae
Perithecia subglobose to ellipsoidal, about 0.5 mm in diameter,
dark with beak, immersed. Asci 8-spored, clavate with elongated stalk